by Wirakusumah, Sambas $9.00
by McGlynn, Frank dan Arthur Tuden $9.00
by Pijper, G.F $5.00
by Scott Pearson, Carl Gotsch, Sjaiful Bahri $15.00
by drh. N. Tarigan, MSc $6.00
by Ir. Hieronymus Budi Santoso $5.00